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Report: More youth use smartphones as route to Web

A new report from the Pew Internet & American Life Project finds that 78 percent of young people, ages 12 to 17, now have cell phones. Nearly half of those are smartphones.

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Mars rover shows planet could have supported life

Mars rover shows planet could have supported life

Drilling into a rock near its landing spot, the Curiosity rover has answered a key question about Mars: The red planet long ago harbored some of the ingredients needed for primitive life to thrive.

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Tracking nano technology's environmental risks a tough task

Tracking nano technology's environmental risks a tough task

Concerned about a potential environmental hazard, government regulators and researchers are studying the presence of nanoparticles in consumer products.
by Dan Gunderson

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To help explain the universe, author looks to the human body

To help explain the universe, author looks to the human body

Paleontologist Neil Shubin joins us to discuss how the composition of our bodies can help explain the history of the universe and planet Earth.

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A new swim mom learns to keep her nose out of the pool

A new swim mom learns to keep her nose out of the pool

A wise friend points out that it's best to drop the kids at practice and go. Leave the coaching and competing to the coach and the kids.
by Sasha Aslanian

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Recent heat spike unlike anything in 11,000 years

Recent heat spike unlike anything in 11,000 years

A new study looking at 11,000 years of climate temperatures shows the world in the middle of a dramatic U-turn, lurching from near-record cooling to a heat spike.

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Facebook adds more personal touches to News Feed

Facebook adds more personal touches to News Feed

Facebook is trying to breathe new life into its social network with a redesign of its News Feed.

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'God particle': Confirmation is 'achingly close'

'God particle': Confirmation is 'achingly close'

Physicists in Italy said Wednesday they are achingly close to concluding that what they found last year was the Higgs boson, the elusive "God particle." They need to eliminate one last remote possibility that it's something else.

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Curiosity sleeps as solar blast races toward Mars

Curiosity sleeps as solar blast races toward Mars

Curiosity hunkered down Wednesday after the sun unleashed a blast that raced toward Mars.

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Jared Diamond on 'The World Until Yesterday'

Jared Diamond on 'The World Until Yesterday'

Scientist and Pulitzer Prize-winning author Jared Diamond, speaking at the Commonwealth Club of California about his newest book, "The World Until Yesterday." He examines what we can learn from traditional societies about aging, child-rearing, conflict resolution and other human concerns.

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